Ratios and Proportions

If there are 2 cats and 5 dogs what is the ratio of cats to dogs?

• 2:5

• 5:2

• 10:1

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.3

What is the ratio of strawberries to the total if there are 20 strawberries and 35 grapes?

• 20:35

• 35:20

• 20:55

Tags

CCSS.6.RP.A.1

CCSS.6.RP.A.3

What is a ratio?

• A comparison of one number

• A comparison of two units

• The difference between two items

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

Unit rates are....

• ratios whereby the amount given is per 1 unit

• ratios whereby the amount given is per 2 units

• ratios whereby the amount given is per 10 units

Tags

CCSS.7.RP.A.1

CCSS.7.RP.A.2

To find a unit rate you must

• add

• subtract

• multiply

• divide

Tags

CCSS.7.RP.A.1

CCSS.7.RP.A.2

CCSS.7.RP.A.3

Find the unit rate for 10 apples that cost $2.00

• $20.00 per apple

• $0.20 per apple

• $0.50 per apple

Tags

CCSS.7.RP.A.1

CCSS.7.RP.A.2

Two ratios that are equal are called

• problems

• fractions

• proportions

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

Which is an example of a complex fraction?

• $\frac{\frac{1}{2}}{\frac{4}{5}}$

• $\frac{3}{4}$

• 1 $\frac{9}{10}$

Tags

CCSS.7.NS.A.2

CCSS.7.RP.A.1

What is

 $\frac{\frac{4}{5}}{\frac{2}{3}}$  

• 1 $\frac{1}{5}$  

•  $\frac{8}{15}$  

•  $\frac{2}{15}$  

Tags

CCSS.7.NS.A.2

CCSS.7.NS.A.3

When solving a proportion the first step is

• divide

• write a word label

• solve for the variable

Tags

CCSS.7.EE.B.4

CCSS.7.RP.A.2

CCSS.7.RP.A.3